222121110101002 has 32 divisors (see below), whose sum is σ = 400828816673280. Its totient is φ = 90182537984880.

The previous prime is 222121110100987. The next prime is 222121110101039. The reversal of 222121110101002 is 200101011121222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3079177 + ... + 21300787.

It is an arithmetic number, because the mean of its divisors is an integer number (12525900521040).

Almost surely, 2^{222121110101002} is an apocalyptic number.

222121110101002 is a deficient number, since it is larger than the sum of its proper divisors (178707706572278).

222121110101002 is a wasteful number, since it uses less digits than its factorization.

222121110101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18267466.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 222121110101002 its reverse (200101011121222), we get a palindrome (422222121222224).

The spelling of 222121110101002 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, one hundred ten million, one hundred one thousand, two".